added the client.py and several functionalities. Not finished yet tho.

src/client.py

@@ -0,0 +1,71 @@
+from fileinput import filename
+from operator import delitem
+from typing import final
+import requests
+import sys
+import json
+from optparse import OptionParser
+from datetime import datetime
+import datetime
+import hashlib
+import base64
+
+
+def send_request(apiurl, headers, method="GET"):
+    """ Sends request & catch data """
+    match method:
+        case "POST": 
+            req = requests.post(apiurl, headers=headers)
+        case "GET":
+            req = requests.get(apiurl, headers=headers)
+
+    data = req.json()
+   
+    for element in data:
+        try: 
+            print("")
+            print("TITRE : " + element['titre'])
+            print("ID MIRABEL : " + str(element['mirabelid']))
+            print("URL : " + element['url'])
+        except TypeError:
+            continue
+
+if __name__ == "__main__":
+    """ Main function, printing helper & getting arguments """
+    headers = {'Accept': 'application/json'}
+    url = "http://localhost:8080"
+
+
+    parser = OptionParser(add_help_option = False)
+    parser.add_option ('-h', '--help', action = 'help',
+                   help = "The purpose of the script is being the client of an API server, named hephaistos. Please provide an argument.")
+    parser.add_option("-t", "--titre", dest="givenTitle", default=None, 
+                      help="Use this argument to query the article you want", metavar="<titre>")
+    parser.add_option("-f", "--favoris", dest="givenFavouriteNumber", default=None,
+                      help="Use this argument to add/register an article into your favorite list", metavar="<article number>")
+    parser.add_option("-l", "--liste", dest="list", default=False, action="store_true",
+                      help="Use this argument to list all your registered favourites")
+    parser.add_option("-H", "--historique", dest="histo", default=False, action="store_true", 
+                      help="Use this argument to list all your previous requests")
+
+(options, args) = parser.parse_args()
+
+if ( options.givenTitle is not None):
+    apiurl = url + "/api/titre/" + options.givenTitle
+    send_request(apiurl, headers)
+
+elif ( options.givenFavouriteNumber is not None ):
+    apiurl = url + "/api/favoris/" + options.givenFavouriteNumber 
+    send_request(apiurl, headers, method="POST")
+
+elif ( options.list is not False ):
+    apiurl = url + "/api/favoris" 
+    send_request(apiurl, headers)
+
+elif (options.histo is not False):
+    apiurl = url + "/api/historique"
+    send_request(apiurl, headers)
+
+
+if len(sys.argv[1:]) == 0:
+    parser.print_help()